RuiLing 2-Pack DC 5.5x2.1mm Power Plug Male Adapter Connector to 30cm Double Crocodile Alligator Clip Cable

Specification: Type: DC Power Plug Connector with Cable Outside Diameter: 5.5mm. Inside Diameter: 2.1mm. Plug length:40mm/1.57". Dual clip:black and red. Clip size:45mm/1.77", Large size. Total Length:30cm/11.8". Operating Voltage:12V DC. Features: Turn any battery pack into a power supply with this incredibly useful adapter. A high quality molded 2.1mm DC barrel plug is brought out to red (center positive) & black (ring negative) alligator clips. 2.1mm is a near-standard for electronics, so with this adapter you can easy clip and connect packs and wires to a power jack. It is used with LED strip lighting, CCTV systems, routers, switches and much more. Perfect for hobbyists, automotive use, marine use, portable equipment and many other applications. A popular use is running LED strip lighting off of a 12V battery. Package included: 2x DC 5.5x2.1mm Power Plug Male Adapter Connector to 30cm Double Crocodile Clips Test Cable